<template>
  <el-form :model="model" label-width="80px" class="mb-3" size="small">
    <el-row :gutter="20">
      <slot />

      <template v-if="showSearch">
        <slot name="show" />
      </template>
      <el-col :span="8" :offset="showSearch ? 0 : 8">
        <div class="flex items-center justify-end">
          <el-button type="primary" @click="$emit('search')">搜索</el-button>
          <el-button @click="$emit('reset')">重置</el-button>
          <el-button
            type="primary"
            text
            @click="showSearch = !showSearch"
            v-if="hasShowSearch"
          >
            {{ showSearch ? "收起" : "展开" }}
            <el-icon>
              <ArrowUp v-if="showSearch" />
              <ArrowDown v-else />
            </el-icon>
          </el-button>
        </div>
      </el-col>
    </el-row>
  </el-form>
</template>
<script setup>
import { ref, useSlots } from "vue";
defineProps({
  model: Object,
});

defineEmits(["search", "reset"]);
const showSearch = ref(false);

const slots = useSlots();
const hasShowSearch = ref(!!slots.show); // 强转布尔值
</script>